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authorMark Rutland <mark.rutland@arm.com>2017-03-09 16:47:06 +0000
committerMark Rutland <mark.rutland@arm.com>2017-03-09 16:55:26 +0000
commit147a70ceda533f4b4c8fab17efa97efe11018f09 (patch)
treee55c0c2739f64d0a2a8db8a0da879fbb9c4f924c /arch/arm64/include/asm/sysreg.h
parent0e9884fe63c68d7c9043410fd3ee009c1fc78985 (diff)
arm64: sysreg: add physical timer registers
This patch adds sysreg definitions for system registers used to control the architected physical timer. Subsequent patches will make use of these definitions. The encodings were taken from ARM DDI 0487A.k_iss10775, Table C5-6. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Suzuki K Poulose <suzuki.poulose@arm.com> Cc: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/sysreg.h')
-rw-r--r--arch/arm64/include/asm/sysreg.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 9dc30bc06aa1..3e281b12ec3b 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -182,6 +182,10 @@
#define SYS_CNTFRQ_EL0 sys_reg(3, 3, 14, 0, 0)
+#define SYS_CNTP_TVAL_EL0 sys_reg(3, 3, 14, 2, 0)
+#define SYS_CNTP_CTL_EL0 sys_reg(3, 3, 14, 2, 1)
+#define SYS_CNTP_CVAL_EL0 sys_reg(3, 3, 14, 2, 2)
+
#define __PMEV_op2(n) ((n) & 0x7)
#define __CNTR_CRm(n) (0x8 | (((n) >> 3) & 0x3))
#define SYS_PMEVCNTRn_EL0(n) sys_reg(3, 3, 14, __CNTR_CRm(n), __PMEV_op2(n))